| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 06/03/1997 | US5635934 Digital read channel utilizing analog-to-digital converter with offset reduction |
| 06/03/1997 | US5635933 Rate 16/17 (d=0,G=6/I=7) modulation code for a magnetic recording channel |
| 06/03/1997 | US5635930 Information encoding method and apparatus, information decoding method and apparatus and recording medium |
| 05/29/1997 | WO1997019451A1 Multi-language recording medium and reproducing device for the same |
| 05/29/1997 | WO1997019448A1 Audio noise reduction system implemented through digital signal processing |
| 05/29/1997 | WO1997019447A1 Dsp decoder for decoding analog sr encoded audio signals |
| 05/29/1997 | WO1997019446A1 Apparatus for recording an information signal on a record carrier provided with tracking signals and a record carrier having such information signals |
| 05/29/1997 | WO1997019406A1 Storage device having a nonvolatile memory for storing user changeable operating parameters |
| 05/28/1997 | EP0776008A2 Recording method, reproducing apparatus, and a disc-shaped recording medium |
| 05/28/1997 | EP0775418A2 Apparatus and method for comprehensive copy protection for video platforms and unprotected source material |
| 05/28/1997 | EP0775360A1 Signal-processing method and device for substituting non-correctable blocks in a receiver for block-coded audio signals |
| 05/28/1997 | EP0775359A2 Device for reading and/or recording information on a disc-shaped information carrier |
| 05/28/1997 | DE19649194A1 Recording device for carrying out simple overdubbing |
| 05/28/1997 | DE19648502A1 Digitale Aufzeichnungs- und Wiedergabevorrichtung für das Hochgeschwindigkeitskopieren eines Bandes The digital recording and reproducing apparatus for high-speed copy of a tape |
| 05/28/1997 | DE19642062A1 Servo information writing method for hard disc drive |
| 05/28/1997 | CN1150871A Device and method for code conversion and decoding and recording medium |
| 05/28/1997 | CN1150859A Data processing method and device for generating and recording error correction product code block |
| 05/28/1997 | CN1150858A Direct file access system and reduced rewind data configuration for magnetic tape |
| 05/28/1997 | CN1150857A Information-reading process |
| 05/28/1997 | CN1150855A Optical disk having pattern for evaluating optical disk |
| 05/28/1997 | CN1150738A Illegal view/copy protection method and apparatus for digital broadcasting system |
| 05/28/1997 | CN1150737A Copy prevention method and apparatus for digital video system |
| 05/28/1997 | CN1150730A Digital video tape recording and reproducing method |
| 05/28/1997 | CN1150692A Record/reproduction controlling signal generator with error preventing circuit having automatic level control circuit |
| 05/28/1997 | CN1150691A Control signal generator for digital information signal record system |
| 05/28/1997 | CN1150681A Recording medium and recording/reproduction apparatus therefor |
| 05/27/1997 | US5634116 Non-integer multiple clock translator |
| 05/27/1997 | US5634033 Disk array storage system architecture for parity operations simultaneous with other data operations |
| 05/27/1997 | US5633981 Method and apparatus for adjusting dynamic range and gain in an encoder/decoder for multidimensional sound fields |
| 05/27/1997 | US5633880 Receiver providing masking of an error in a digital signal, and a transmission system including such a receiver |
| 05/27/1997 | US5633855 Optical information reproduction apparatus |
| 05/27/1997 | US5633854 Methods and apparatus for reproducing data recorded on an optical recording medium |
| 05/27/1997 | US5633843 User friendly compact disk (CD) read only memory (ROM) player |
| 05/27/1997 | US5633842 Disk selection control device for multidisk player |
| 05/27/1997 | US5633840 Method of setting an initial position of a pickup based on disk recognition and a disk player therefor |
| 05/27/1997 | US5633837 Automobile radio recording system |
| 05/27/1997 | US5633767 Adaptive and in-situ load/unload damage estimation and compensation |
| 05/27/1997 | US5633766 Magnetic disk storage apparatus with phase sync circuit having controllable response characteristics |
| 05/27/1997 | US5633764 Magnetic tape recording/reproducing apparatus |
| 05/27/1997 | US5633635 Method of processing code for error checking and code processing circuit |
| 05/27/1997 | US5633632 Data conversion method and apparatus imbedding pilot signal into converted data and reducing error propagation between datawords |
| 05/27/1997 | US5633472 Method and system using pathnames to specify and access audio data at fidelity levels other than the level at which the data is stored |
| 05/22/1997 | WO1997018671A1 Video data recording/reproducing system, audio/video data recording/reproducing device, its system, and data reproducing device |
| 05/22/1997 | WO1997018561A2 Mehods and apparatus for high speed optical storage device |
| 05/22/1997 | WO1997018559A1 Method and apparatus for high speed optical storage device |
| 05/22/1997 | WO1997018553A1 Removable cartridge disk drive with angularly inserted cartridges |
| 05/22/1997 | WO1997018185A1 Lipopolyamines as transfection agents and pharmaceutical uses thereof |
| 05/22/1997 | WO1997012363A3 Improved fault tolerant sync mark detector for sampled amplitude magnetic recording |
| 05/22/1997 | DE3701763C2 Verfahren zum Codieren und Decodieren digitaler Benutzersymbole sowie Decodieranordnung zur Durchführung des Verfahrens A method for encoding and decoding digital user symbols and decoding device for implementing the method |
| 05/22/1997 | DE19648172A1 Magnetische Aufzeichne- und Wiedergabevorrichtung Aufzeichne- magnetic recording and reproducing apparatus |
| 05/21/1997 | EP0774753A2 Packet data recording/reproducing system |
| 05/21/1997 | EP0774706A1 Method and apparatus to protect stored data |
| 05/21/1997 | EP0645031B1 Method and apparatus for writing files on nonerasable storage medium |
| 05/21/1997 | CN1150369A Apparatus for video CD (compact disc) |
| 05/21/1997 | CN1150304A Signal binary coding circuit and digital signal processing apparatus |
| 05/21/1997 | CN1150303A Compression TV Signal recording reproduction apparatus |
| 05/21/1997 | CN1150300A Reproducing method and reproducing apparatus of recording medium |
| 05/21/1997 | CN1150294A Recording medium, recording apparatus and reproducing apparatus |
| 05/21/1997 | CN1150291A Method and apparatus for fast transfer of data in recording and reproducing system |
| 05/20/1997 | US5632012 Data storage subsystem |
| 05/20/1997 | US5631999 Adaptive compensation for hard disc drive spindle motor manufacturing tolerances |
| 05/20/1997 | US5631998 Method for recording and/or reproducing data using a digital video tape |
| 05/20/1997 | US5631996 NTSC/PAL-M discrimination circuit and chrominance signal reproducing method |
| 05/20/1997 | US5631909 Method and apparatus for determining burst errors in an error pattern |
| 05/20/1997 | US5631891 Disk reproducing circuit with automatic gain control |
| 05/20/1997 | US5631890 Light modulation method for optical disk drive device |
| 05/20/1997 | US5631888 Master disc recording apparatus and method for recording data on different types of master discs |
| 05/20/1997 | US5631783 Magnetic disc apparatus employing constant-density recording and driver access method where a wedge ID field and a pseudo ID field are recorded |
| 05/20/1997 | US5631433 Karaoke monitor excluding unnecessary information from display during play time |
| 05/18/1997 | CA2190437A1 Method and device for protecting stored data |
| 05/15/1997 | WO1997017697A1 Method and apparatus for recording a binary signal onto a record carrier |
| 05/15/1997 | WO1997017696A1 Method and apparatus for the coherent demodulation of an amplified modulated carrier using a dual track and hold amplifier and the application of said method and apparatus to measurement of magnetic media performance |
| 05/15/1997 | WO1997017657A1 Information processing apparatus and method |
| 05/15/1997 | WO1997017655A1 Method and device for error protection of programmable memories |
| 05/15/1997 | WO1997017652A1 Information processing apparatus and method |
| 05/14/1997 | EP0773681A2 Recording method of digital magnetic recording medium for copyright protection and variable speed playback |
| 05/14/1997 | EP0773630A1 Sound decoding device |
| 05/14/1997 | EP0773545A2 Optical disk recording device, disk playback device and optical disk system |
| 05/14/1997 | EP0773542A2 Multiple data surface optical medium and data storage system |
| 05/14/1997 | EP0773541A2 Multiple data surface optical medium and data storage system |
| 05/14/1997 | EP0773536A2 A reproducing apparatus for information recording medium |
| 05/14/1997 | EP0773511A1 Information recording medium and information reproducing device |
| 05/14/1997 | EP0772914A1 Method and apparatus for determining burst errors in an error pattern |
| 05/14/1997 | EP0772870A2 Magnetic reproduction apparatus provided with a cross-talk reduction system |
| 05/14/1997 | EP0772869A1 High density floppy drive with pulse-width modulation |
| 05/14/1997 | EP0664919B1 Recording medium and appliance for generating sounds and/or images |
| 05/14/1997 | EP0537361B1 High efficiency digital data encoding and decoding apparatus |
| 05/14/1997 | EP0490485B1 Rotating memory system |
| 05/14/1997 | CN1149951A Recording and reproduction of trick mode video signal |
| 05/14/1997 | CN1149739A Speed changeable voice signal regenerator |
| 05/14/1997 | CN1149441A Forming method for sound source of audimeter |
| 05/13/1997 | US5630115 Method of rewriting information on a record medium by rewriting only changed portions |
| 05/13/1997 | US5630111 Processing and playback apparatus for recorded digital data |
| 05/13/1997 | US5630104 Apparatus and method for providing multimedia data |
| 05/13/1997 | US5630064 Data processing apparatus using reader/writer and data carrier |
| 05/13/1997 | US5630006 Multi-scene recording medium and apparatus for reproducing data therefrom |
| 05/13/1997 | US5629949 For rotating magnetic media |
| 05/13/1997 | US5629924 Optical disk having synchronous marks and data marks to satisfy certain criteria |
| 05/13/1997 | US5629921 Level detector for detecting a voltage level of a signal |
| 05/13/1997 | US5629915 Digital signal conversion enabling to find unauthorized change of the signal |